why should a magnesium ribbon be cleaned before burning a air..?
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why should a magnesium ribbon be cleaned before burning a air..?
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Answer:
it removes the iron oxide layer on the surface
Explanation:
not sure how to explain sorry
Answer:
please donate some points tex]\mathrm{NH}_{4} \mathrm{NO}_{3}[/tex]
(B) [tex]\left(\mathrm{NH}_{4}\right)_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}[/tex]
(C) [tex]\mathrm{Ba}\left(\mathrm{N}_{3}\right)_{2}[/tex]
(D) [tex]\mathrm{Mg}_{3} \mathrm{~N}_{2}[/tex]